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Derek Murphy: Amazon KDP author data
As of Nov 6, 2026, Derek Murphy has 5 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #28), mostly in Authorship, Publishing & Books, Reference.
| Median price | $9.99 |
|---|---|
| Price range (middle 50%) | $7.49 – $9.99 |
| Median reviews | 168 |
| Total reviews | 1,502 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $9.99, 52% above the median of their main category, Authorship.
Derek Murphy's best-ranked books
-
Book Craft: The Art and Science of Writing Great Books
by Derek Murphy
- Price$9.99
- Rating4.5
- Reviews154
-
The 21 Day Bestselling Author Platform: Book Marketing Strategies That Work Every Time
by Derek Murphy
- Price$9.99
- Rating4.7
- Reviews11
-
Book Cover Design Secrets You Can Use to Sell More Books
by Derek Murphy
- Price$4.99
- Rating4.3
- Reviews168
-
Book Marketing is Dead: How to Boost Book Sales Without Burning Out
by Derek Murphy
- Price$0
- Rating4.3
- Reviews616
- Published2013-12
-
The Plot Dot: A simple 8-step guide to plotting unforgettable fiction and writing a book readers love
by Derek Murphy
- Price$0
- Rating4.2
- Reviews553
- Published2019-09
Main categories
FAQ
How many books does Derek Murphy have on Amazon?
KDPTop tracks 5 of their books; 5 made an Amazon list in the last 30 days.
Which categories does Derek Murphy publish in?
Their books chart most often in Authorship, Publishing & Books, Reference.
How does Derek Murphy price their books?
The median price is $9.99; half of the books cost $7.49–$9.99.
Has Derek Murphy released new books recently?
0 new books in the last 30 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.